class_docstr: Abstract class for surface figures.
  
  Parameters
  ----------
  figure : Figure instance or ``None``, optional
      Figure to be wrapped.
  
  output_file : :obj:`str` or ``None``, optional
      Path to output file.
docstr: Show the figure.
docstr_tok: ["Show","the","figure","."]
code: def show(self):
      """Show the figure."""
      raise NotImplementedError
  
file_path: nilearn/nilearn/plotting/displays/_figures.py
imports: from nilearn._utils.helpers import is_kaleido_installed, is_plotly_installed
label_desc: Use image node_id 2 for calling the SurfaceFigure obj's underlying member method code with example usage: obj.show() without return types